数十年来我们明白自己的生存依赖于新能源的发现，然而我们现在进口的石油比以前还多。

We have known for decades that our survival depends on finding new sources of energy. Yet we import more oil today than ever before.

youdao

他称赞了我的发言，说道，“现在我明白了为什么他的观点是主观了的客观，而我的是客观了的主观。”

He complimented my speech by saying, Now I understand why he's inside looking out and I'm outside looking in.

youdao

现在我明白了大学的意义，而我已经毕业了。

And I know the meaning of college, but I have graduated.

youdao